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Cornerstone is here to assist all our clients, for all security needs and services.

Cornerstone clients range from architectural and design firms, general contractors, federal, state and local municipalities, maintenance staffs, jail administrators, and private prison operators.

There is no job too big or too small!

Architects & Contractors

Let Cornerstone be a part of your next security project! We are ready to work with you on every aspect of your project, from budget assistance and scheduling to design assist and construction. Contact us to discuss your project and how we can be of assistance to you!

For Product Specifications, contact Heath or David:


David Tidwell
Vice President of Business Development

  • Serves areas west of Mississippi River
  • 256-214-1587
  • This email address is being protected from spambots. You need JavaScript enabled to view it.

Heath Claborn
Vice President of Business Development

  • Serves areas east of Mississippi River
  • 731-608-6629
  • This email address is being protected from spambots. You need JavaScript enabled to view it.

Please contact our business development office for your pre-qualification needs.

  • “Cornerstone provided us with a good competitive price, a timely delivery and installation of security and detention equipment, and a quality product. Cornerstone was and will continue to be our first choice.”

    - Wayne Einbinder, Vice President of Sundt Construction, San, Jose, CA

  • “Cornerstone is one of the few specialty contractors who provide products and services in the detention industry and as such consistently perform at a high level.”

    - O.H. Martin Berglund, AIA, LEED-AP, DBIA - Principal & Vice President of DLR Group, Omaha, NE

  • “Cornerstone was cooperative and proactive with their efforts, finishing our project on time and within budget. Their office and field staff always represented themselves in a professional manner and were very easy to work with.”

    - Jake Beauchman, Senior Project Manager - Woodruff Construction, Phoenix, Arizona

Jail Administrators, Wardens, and Maintenance Supervisors

Cornerstone knows as the Jail Administrator, Warden, or Maintenance Supervisor, you are responsible for maintaining your facilities’ security envelope. We are committed to helping you extend the life cycle of your facility with a continued focus on life safety.